to evolve and how the technology is now serving the newly injured war fighter. peck has had 29 surgeries in 2.5 years. >> can't keep up. >> now he lives on a wooded patch of land with his mom lisa in rural virginia. two weeks ago, independence fund gave john a new lease on life and chance to do something that standard wheelchair can't do. head outside and offroad. in to the forest where many of the warriors grew up hunting and fishing. peck drives something known as track chair, new technology developed bay cuple in minnesota that allows the wheelchair to function like all-terrain vehicle. >> i used to ride atvs. i guess i would consider this a tank. >> 27-year-old john peck looks like a boy given his first bmx bike for christmas. >> whee! my darkest fears? was my divorce. >> his young wife left him. >> she couldn't hang with the injuries. she wanted to move forward for me being 6-foot tall and having muscles and everything like that. once i got injured she hung it up. i was a very angry and spiteful person that didn't want to be around people. >> his mom lisa w